Metra 70-1787 Amp Integration Harness for Audi Porsche Volkswagen 1993-2010

Metra 70-1787 is a factory amplifier integration wiring harness for select Audi, Land Rover, Porsche, and Volkswagen vehicles from 1993-2010. It is designed to retain compatible factory amplified systems while providing aftermarket radio wiring connections.

Key Features

• Factory amplifier integration harness for select Audi, Porsche, Volkswagen, and Land Rover vehicles
• Designed for models with factory amplifiers or Bose systems
• Includes a 20-way connector and RCA plugs
• Uses the power-wire side of the 70-1784 harness; front speaker output only on some models
• No cutting of factory radio connectors is required

System / Wiring Notes

• For compatible factory amplified or Bose-equipped applications only
• Front speaker output only on some applications per manufacturer notes
• Additional antenna adapter, dash kit, or integration interface may be required
• Verify factory audio system before installation

Vehicle Compatibility

Installation Notes

• Confirm exact vehicle fitment, factory audio system, and radio connector before installation
• Additional parts such as a dash kit, antenna adapter, steering wheel control interface, or data interface may be required for a complete installation
• Professional installation is recommended for best results
• Check current manufacturer instructions and vehicle application data before installation

What’s in the Box

• Metra 70-1787 amplifier integration harness

Technical Specifications

• Brand: Metra
• Model: 70-1787
• Product Type: Amplifier integration harness
• Application: Select Audi, Land Rover, Porsche, and Volkswagen aftermarket radio installations with factory amplifier integration
• Compatibility Type: Vehicle-specific
• Connection Type: 20-way connector with RCA plugs
• Factory System: Select factory amplifier or Bose systems
• Related Harness Note: Uses power-wire side of Metra 70-1784

Identifiers & Packaging

• MPN: 70-1787
• UPC: 86429118472
• Sold As: Each
• Included Components: Amplifier integration harness

Why Buy From MCOR Automotive

• Authorized retailer for the brands we sell
• Specialists in vehicle audio integration, radio replacement parts, and installation accessories
• 22+ years of professional automotive electronics experience
• Expert support for compatibility verification and proper setup